Home / 23,388.96-32,276.76-13,316.88

Finding the Fourth Proportional to 23,388.96, 32,276.76 and 13,316.88

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Solution

The fourth proportional to 23,388.96, 32,276.76 and 13,316.88 is: 18,377.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,388.96 : 32,276.76 = 13,316.88 : x
  2. Step 2: Convert to fraction form
    23,388.96/32,276.76 = 13,316.88/x
  3. Step 3: Cross multiply
    23,388.96x = 32,276.76 × 13,316.88
  4. Step 4: Simplify right side
    23,388.96x = 429,825,739.71
  5. Step 5: Solve for x
    x = 429,825,739.71/23,388.96
  6. Step 6: Final answer
    x = 18,377.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.